look up any word, like swag:
 
1.
Not an abbreviation as far as Detachment 105 is concerned. Used as an enthusiastic patriotic remark in order to keep up motivation at times during a flight's work-out.
"Merika!" is said after recovering from an exercise.

Or... The greatest country in the world is "Merika!"
by jerseygoeswest February 01, 2010